To provide a boom sprayer that prevents a folding part of a boom from easily bending caused by vibration or disturbance during the spray work of chemicals while easing impact of the respective booms from folding states to extending states.
The boom sprayer includes: a first link 71 freely rotatably connected to a first boom 3; a second link 72 freely rotatably connected to a second boom 4; a link connecting shaft 73 which freely rotatably connects distal ends of the first link 71 and the second link 72; and a boom developing/folding control means 74 for performing developing control and folding control of the first boom 3 and the second boom 4 by rocking the first link 71 and the second link 72 so as to arrange the link connecting shaft 73 on a base end side of the second boom 4 in the case of the second boom 4 extends to the first boom 3, or to arrange the link connecting shaft 73 on a distal end side of the first boom 3 in the case of the second boom 4 folds to the first boom 3.
MURASE SHINOBU
ISHIKAWA KAZUHISA
TANAKA ARATA
NISHIUCHI NOBORU
YANO YUTA
ANDO MAMORU
YAMAMOTO TAKAHIRO
KOMORI SHINJI
FUNABIKI KUNIHIRO
YAMAMURA KIKUJI
OTA KOJI
YAMADA SEIKO
| JPS605473U | 1985-01-16 | |||
| JPS5191174A | 1976-08-10 | |||
| JPS6242757A | 1987-02-24 |
| US5178328A | 1993-01-12 | |||
| EP2510784A1 | 2012-10-17 | |||
| US4449667A | 1984-05-22 |
Motoko Kobayashi
Kiyotaka Kanamaru
Takahashi Shiori
Yosuke Kawano
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